Foot rest for a tricycle



FIG. 1 is a perspective view of the back, left side view of a foot rest for a tricycle of the applicant's design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a back side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view of the foot rest for the tricycle.

The broken lines illustrate portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a foot rest for a tricycle, as shown and described. 